  addpath /home/zigbie/my/tools/cvx
  addpath /home/zigbie/my/tools/cvx/structures
  addpath /home/zigbie/my/tools/cvx/lib
  addpath /home/zigbie/my/tools/cvx/functions
  addpath /home/zigbie/my/tools/cvx/commands
  addpath /home/zigbie/my/tools/cvx/builtins
